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David J. Schaffer — 10 Patents

RERenewable Edge: 9 patents #1 of 3Top 35%
Suffern, NY: #30 of 217 inventorsTop 15%
New York: #14,754 of 115,490 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
David J. Schaffer has been granted 10 US patents while listed as an inventor at Renewable Edge. The first was granted in 1999 and the most recent in April 2020. David J. Schaffer ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list David J. Schaffer in Suffern, NY, US.

Patents per Year

Patents granted per year, 1999 to 2020Bar chart with a peak of 4 patents in 2020.peak 41999: 1 patents19992017: 2 patents20172019: 3 patents20192020: 4 patents2020

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D882116 Cart corral Richard C. Contrata, Jr. 2020-04-21
D879325 Cart corral Richard C. Contrata, Jr. 2020-03-24
D874022 Cart corral Richard C. Contrata, Jr. 2020-01-28
D874023 Cart corral Richard C. Contrata, Jr. 2020-01-28
D852980 Cart corral Richard C. Contrata, Jr. 2019-07-02
D844825 Cart corral Richard C. Contrata, Jr. 2019-04-02
D844823 Cart corral Richard C. Contrata, Jr. 2019-04-02
D788320 Cart corral Richard C. Contrata, Jr. 2017-05-30
9614398 Custom wireless retrofitted solar powered public telephone Richard C. Contrata, Jr., Richard C. Contrata, III 2017-04-04
5984549 Multiple key depressing device — 1999-11-16

Frequent Collaborators

Richard C. Contrata, Jr.9 shared
Richard C. Contrata, III1 shared

Nearby-Ranked Inventors

Ghulam Maharvi10
Alyssa Torjesen10
Stefan Holst10
Paul Bechard10
Yigit Akalan10
Young Suk Oh10
Andreas Josef Zunzer10
Adam W. Kidd10
John Joseph Rahaim10